Year after year, ProMag has increasingly become one of the leading manufacturers of firearms magazines in the world. Gun enthusiasts and law enforcement personnel have agreed, be it for recreational "plinking", competition shooting, or law enforcement, Promag is the source you can count on.

These magazines were designed for professional shooters and law enforcement personnel whose lives depend on a perfect shot every time. Expertly machined for exceptional quality and guaranteed to feed and function for every shot. Looking for that extendo for your S&W SD40VE? Look no further! ProMag now has a 25 round stick for the Sigma and SD series pistols from S&W. Now you can add firepower to your polymer-framed, striker fire, wonder forty. This is an extended 25 round magazine for the S&W SD40 pistols in .40 S&W . It is constructed from heat-treated blued- steel, with a follower, lock-plate, and base-plate molded from a proprietary DuPont Zytel based black polymer.

Features and Specifications:
Manufacturer Number: SMI-A17
ProMag S&W SD40 .40 S&W Magazine 25 Rounds Blued Finish
Caliber: .40 S&W
Capacity: 25 Rounds
Body Material: Heat-Treated Blued- Steel
Spring Material: heat treated Chrome-silicon wire
Follower Material: DuPont Zytel based polymer
Follower Color: Black
Springs are made from Heat-treated Chrome-Silicon Wire
ProMag Lifetime guarantee
Color: Black

Fits:
Smith & Wesson SD40, SD40 VE, SW40, SW40 VE, Sigma, SW40F, SW40C, SW40V, SW40E, SW40VE, SW40GVE, SW40Ti, and SW357V.